x^4+8x^3+21x^2+18x=0

Simple and best practice solution for x^4+8x^3+21x^2+18x=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for x^4+8x^3+21x^2+18x=0 equation: 


Simplifying
x4 + 8x3 + 21x2 + 18x = 0

Reorder the terms:
18x + 21x2 + 8x3 + x4 = 0

Solving
18x + 21x2 + 8x3 + x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(18 + 21x + 8x2 + x3) = 0


Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

Move all terms containing x to the left, all other terms to the right.

Simplifying
x = 0

Subproblem 2
Set the factor '(18 + 21x + 8x2 + x3)' equal to zero and attempt to solve:

Simplifying
18 + 21x + 8x2 + x3 = 0

Solving
18 + 21x + 8x2 + x3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
x = {0}

See similar equations:

| (x+y)2=x+xy+y | | 14(t-2)+7t=7(3t+5)-13 | | 49=30-k/16 | | 4x+6y=21 | | 4x-1=2+X | | (2x-5y)-(2x+5y)= | | X^3-21x+10=0 | | x^2+20x+90=0 | | 10+x-1/3=0 | | -64x^2+176x-121=0 | | (w^2)-w=36+4w | | (c^2)=16 | | 39.6=5.5l | | x/3-1.2=-1.566 | | -11=4-4x | | 3(7x-21)=-14 | | 9x+7=2(3x+8) | | -9y=-117 | | 24x-7=4x+3 | | n/28=3/7 | | 2=4x-ygraph | | -33.84=7.2n | | 3t+s=58 | | 570x=9000+9x^2 | | 15-8x=11-7x | | 2x+84=14x | | 4x+12=5x+1 | | 580x=12000+7x^2 | | 8(-x+10)=100 | | 4x+3=-3x+29 | | 3x+15=18x | | 3x=99-8x |

Equations solver categories